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Default branch: MAIN
Revision 1.2, Tue Aug 6 08:32:08 2019 UTC (5 years, 3 months ago) by namtsui
Branch: MAIN
CVS Tags: HEAD
Changes since 1.1: +0 -0 lines
FILE REMOVED
Summary: upstream patch
Revision 1.1 / (download) - annotate - [select for diffs], Tue Aug 6 07:03:57 2019 UTC (5 years, 3 months ago) by namtsui
Branch: MAIN
Summary: off by 1 error
https://sourceforge.net/p/fteqw/tickets/61/
22:51 <Spoike> I believe that it may be caused by an off-by-one
with the qglDrawRangeElements calls.
22:53 <Spoike> try subtracting 1 from the third arg of each call to
it inside engine/gl/gl_backend.c
$ egdb fteqw-gl fteqw-gl.core
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Reading symbols from fteqw-gl...done.
[New process 119379]
[New process 417346]
[New process 324852]
bCore was generated by `fteqw-gl'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00000d0496e030e0 in memcpy (dst0=<optimized out>, src0=<optimized out>,
length=<optimized out>) at /usr/src/lib/libc/string/memcpy.c:97
97 TLOOP1(*dst++ = *src++);
[Current thread is 1 (process 119379)]
(gdb) bt
#0 0x00000d0496e030e0 in memcpy (dst0=<optimized out>, src0=<optimized out>,
length=<optimized out>) at /usr/src/lib/libc/string/memcpy.c:97
#1 0x00000d04eb07235d in u_upload_data () from /usr/X11R6/lib/modules/dri/r600_dri.so
#2 0x00000d04eb07455e in u_vbuf_draw_vbo ()
from /usr/X11R6/lib/modules/dri/r600_dri.so
#3 0x00000d04ead6d4dc in st_draw_vbo () from /usr/X11R6/lib/modules/dri/r600_dri.so
#4 0x00000d04eab35dbe in _mesa_validated_drawrangeelements ()
from /usr/X11R6/lib/modules/dri/r600_dri.so
#5 0x00000d04eab35c2a in _mesa_DrawRangeElementsBaseVertex ()
from /usr/X11R6/lib/modules/dri/r600_dri.so
#6 0x00000d04eab35e0e in _mesa_DrawRangeElements ()
from /usr/X11R6/lib/modules/dri/r600_dri.so
#7 0x00000d02612fd473 in BE_SubmitMeshChain (usetesselation=false)
at gl/gl_backend.c:3108
#8 0x00000d02612fcc00 in BE_RenderMeshProgram (shader=0xd0547624000,
pass=0xd05476242d8, p=0xd05589fd780) at gl/gl_backend.c:3961
#9 0x00000d02612f83f3 in DrawMeshes () at gl/gl_backend.c:4719
#10 0x00000d02612f8bc5 in GLBE_SubmitBatch (batch=0xd05170811b0)
at gl/gl_backend.c:5162
#11 0x00000d02612f9238 in GLBE_SubmitMeshesSortList (sortlist=0xd0517081480)
at gl/gl_backend.c:5495
#12 0x00000d02612f8cb5 in GLBE_SubmitMeshes (worldbatches=0xd05617c9510, start=3,
stop=8) at gl/gl_backend.c:5518
#13 0x00000d02612fae47 in GLBE_DrawWorld (worldbatches=0xd05617c9510)
at gl/gl_backend.c:6328
#14 0x00000d02612db80f in Surf_DrawWorld () at client/r_surf.c:3492
#15 0x00000d026130a885 in R_RenderScene () at gl/gl_rmain.c:773
#16 0x00000d026130f5c0 in GLR_RenderView () at gl/gl_rmain.c:2125
#17 0x00000d02615b78bc in PF_R_RenderScene (prinst=0xd054ba9a000,
pr_globals=0xd0568489750) at client/pr_csqc.c:2438
---Type <return> to continue, or q <return> to quit---
#18 0x00000d0261785c02 in PR_ExecuteCode16 (progfuncs=0xd054ba9a000, s=10187,
runaway=0x7f7ffffd3d98) at qclib/execloop.h:688
#19 0x00000d026177796c in PR_ExecuteCode (progfuncs=0xd054ba9a000, s=10187)
at qclib/pr_exec.c:1774
#20 0x00000d026177755b in PR_ExecuteProgram (ppf=0xd054ba9a000, fnum=762)
at qclib/pr_exec.c:1866
#21 0x00000d02615b0309 in CSQC_DrawView () at client/pr_csqc.c:8185
#22 0x00000d0261312b7d in GLSCR_UpdateScreen () at gl/gl_screen.c:183
#23 0x00000d0261549577 in Host_Frame (time=0.0015059999999778029)
at client/cl_main.c:6088
#24 0x00000d0261384205 in main (c=1, v=0x7f7ffffd4578) at client/sys_linux.c:1052